Issue: junit-team#3139 part 2 update

Fixed different profile issue.

Tasks completed:
1. Locate ConsoleLauncher output
2. Check if actual and expected of AssertionFailedError are both type of CharSequence
3. Add diff function dependency
4. Using diff to generate the output desired

ToDo:
1.Automatic test case for diff output

Issue: junit-team#3139

junit-platform-console/src/main/java/org/junit/platform/console/tasks/ConsoleTestExecutor.java

@@ -201,10 +201,10 @@ private void printSummary(TestExecutionSummary summary, PrintWriter out) {
 							Arrays.asList(expected.getStringRepresentation()),
 							Arrays.asList(actual.getStringRepresentation()));
 
-						System.out.println(
-							"\nPlease put the diff result below into a onli../ne markdown editor to see markdown effect: ");
+						out.printf(
+							"\nPlease put the diff result below into a online markdown editor to see markdown effect: \n");
 						for (DiffRow row : rows) {
-							System.out.println(" | " + row.getOldLine() + " | " + row.getNewLine() + " | ");
+							out.printf(" | %s | %s | \n",row.getOldLine(),row.getNewLine());
 						}
 					}